[X4U] Re: PRAM Battery Research & Test

[Randy B. Singer]

On Jun 1, 2008, at 2:26 AM, Charles Howse wrote:

> I'm getting in on this thread a little late, so forgive me if this  
> has already been discussed.
>
> I haven't had to do any MB maintenance on my PowerMac yet.  I'm a  
> switcher, and haven't taken a close look at the MB.  Are we talking  
> about the nickel-sized battery that keeps the clock running (among  
> other things) when the computer's off?

Yes, though in most modern desktop Macs it is a cylindrical battery  
that looks sort of like a short AA battery.
http://www.academ.com/info/macintosh/no_cage_660av.jpg

>
> If so, in the Windows world, a sure sign the the battery is gone is  
> that the computer can't find the Hard Drive when booting, and after  
> replacement, we would have to go through the BIOS and re-configure it.
>
> What, if anything, has to be done after replacing the PRAM battery  
> on a MAC?

In most models...nothing.  Some models require you to press the Cuda  
reset button on the logic board to
reset the Cuda chip.  Most settings, such as date and time, are  
automatically reset via the Internet.

___________________________________________
Randy B. Singer
Co-author of The Macintosh Bible (4th, 5th, and 6th editions)

Macintosh OS X Routine Maintenance
http://www.macattorney.com/ts.html
___________________________________________